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  • bitdays.co.kr/2021/07/22/%ea%b8%80%eb%a1%9c%eb%b2%8c-%ec%9d%b8%ec%8a%a4%ed%84%b4%ed%8a%b8-%ec%8c%80-%ec%8b%9c%ec%9e%a5-%eb%b6%84%ec%84%9d-%ec%a1%b0%ec%82%ac-2021-2025-%eb%85%84-%ec%b5%9c%ea%b3%a0-%ea%b5%ad%ea%b0%80-%eb%8d%b0/ (port 80)